P/N.:02K6821, 02K6822, 02K6823, 02K6824, 02K6825, 02K6829, 02K6830, 02K6832

Cell Type:  Li-ion

Voltage:  10.8V

Capacity: 4400mAh

Weight: 322.8g

Size: 153.00*76.40*20.50 mm

Color: Black

Replacement for:Thinkpad R, R30, R31 Series Laptop Battery